This page explains how Radha Krushna M Kanchanapelly (USATT# 83335)'s rating went from 1318 to 1310 at the AZ PTTC Monday event from 7 Jun 2011. The links below take you to pages that describe various aspects of the rating processor.

The rating processor goes through 4 passes in order. The links take you to pages that provide detailed explanations of the calculations during each of the 4 passes.